Fuji Electric Monitouch V-SFT 6.2.3.0 V8C File Parser stack-based overflow

Summaryinfo

A vulnerability was found in Fuji Electric Monitouch V-SFT 6.2.3.0 and classified as critical. The impacted element is an unknown function of the component V8C File Parser. Such manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2024-11791. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Fuji Electric Monitouch V-SFT 6.2.3.0 and classified as critical. Affected by this issue is an unknown code of the component V8C File Parser. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

Fuji Electric Monitouch V-SFT V8C File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Fuji Electric Monitouch V-SFT. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of V8C files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24450.

The advisory is shared for download at zerodayinitiative.com. This vulnerability is handled as CVE-2024-11791 since 11/26/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/03/2024).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Fuji Electric

Name

• Monitouch V-SFT

Version

• 6.2.3.0

License

• commercial

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CPE 2.2info

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